Aviation tycoons Ulick and Desmond McEvaddy’s loss-making healthcare business was the chief factor behind the brothers’ group of firms going into the red in 2012, recording pre-tax losses of €491,351.

Pre-tax profits at an aircraft leasing firm controlled by aviation tycoons Ulick and Desmond McEvaddy increased by 25% to €556,667 in 2010, new figures show.